Basic Facts on Kings and Queens of England (GREAT BRITAIN) & United Kingdom From 1066 (William the Conqueror) The longest serving monarch: - QUEEN VICTORIA 20 June 1837 - 22 January 1901 The shortest serving monarch: - LADY JANE GREY 10 - 19 July 1553 e-mail: kingsandqueensofengland@talktalk.net Daniel I Davies